[3]A Boston woman used a knife to threaten passengers on an outbound Riverside trolley until she was removed by MBTA and Brookline Police at Brookline Hills last night, the T reports[3].

Transit Police say Madina Clayton, 52, sat across from a man on a trolley around 9:45 p.m. and took out a folding knife, which she began opening and closing while staring at him:

The victim became uncomfortable and stood up to change seats, Clayton also got up from her seat pointed the knife at the victim and stated "Are you looking at this M***** *****R !" Another witness stated Clayton attempted to engage another male (separate from above) in conversation, when the male got up to change seats Clayton followed him with the knife opened. Other witnesses stated Clayton "haphazardly" swung the knife at yet another male victim as he was disemabrking the trolley.

The trolley driver stopped the train at Brookline Hills and kept the doors closed until police arrived, according to Will Duffy[4], a passenger on the train.

Clayton is scheduled for arraignment in Brookline District Court on a charge of assault by means of a dangerous weapon, police say, adding it turns out she was also wanted on a warrant for assault and battery with a dangerous weapon in Boston.